1) No idea, that's something Linode needs to answer. I only guessed what it takes to change a root password of a VPS system. 2) Very good point. In that case i

1) No idea, that's something Linode needs to answer. I only guessed what it takes to change a root password of a VPS system. 2) Very good point. In that case it might work undetected for quite a while..